2543205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 4748544

約数和(自身を除く): 2205339

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 457, 795, 1113, 1371, 1855, 2285, 3199, 5565, 6855, 9597, 15995, 24221, 47985, 72663, 121105, 169547, 363315, 508641, 847735, 2543205]

約数ペア:

[(1, 2543205), (3, 847735), (5, 508641), (7, 363315), (15, 169547), (21, 121105), (35, 72663), (53, 47985), (105, 24221), (159, 15995), (265, 9597), (371, 6855), (457, 5565), (795, 3199), (1113, 2285), (1371, 1855)]